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Actionjac Worm Gear Screw Jacks
The Actionjac Worm Gear Screw Jack systems are ruggedly designed and produced in standard models with load handling capacities from 1/4ton to 100tons. They may be used individually or in multiple arrangements. There are no “standard” travel lengths and each Worm Gear Screw Jack is built to specification.
Manufactured by: Nook
Sold and Serviced by Motion Technologies Pty Limited
NOOK Precision Screw Assemblies
NOOK Industries manufactures precision acme screws by thread rolling, thread milling, or thread grinding processes. Each process produces high precision screws. Nook acme screw products feature centralizing thread forms for smooth, no-wedging performance.
ROLLED ACME SCREWS
Nook offers the largest selection of rolled acme screw sizes in the industry. Rolled thread screws are cost effective and are stocked for quick delivery.
MILLED ACME SCREWS
Milled thread screws allow more variety in journal machining, particularly where a design requires the journal O.D. to be larger than the screw major diameter.
GROUND ACME SCREWS
Ground thread screws offer higher lead accuracy for applications where positioning tolerances are extremely critical.
Manufactured by: Nook
Sold and Serviced by Motion Technologies Pty Limited
NOOK Bevel Gear Screw Jacks
NOOK Bevel Gear Screw Jack systems are ruggedly designed using a ground spiral bevel gear and produced in standard models with load handling capacities from 12.3kN to 117kN. They may be used individually or in multiple arrangements. There are no “standard” travel lengths and each bevel gear screw jack is built to specification. All bevel gear screw jacks are equipped with hardened and sharpened spiral toothed bevel gear transmissions for high lifting speed and greater duty cycle.
The Bevel Gear Screw jack housings are made from AISI Class 30 gray cast iron. The input shafts are either AISI 5210 alloy steel for the 2:1 ratios, or AISI 1045 alloy steel for the 3:1 ratios. The lift shafts are made from AISI 1055 alloy steel. The bevel jacks are shipped with a zinc phosphate coating and can be painted upon request.
Manufactured by: Nook
Sold and Serviced by Motion Technologies Pty Limited
